The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 24, 1992
Filed:
Mar. 14, 1991
Applicant:
Inventor:
Yuji Yasuda, Tokyo, JP;
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H04N / ;
U.S. Cl.
CPC ...
346108 ; 359204 ;
Abstract
A laser writing device for a laser printer or similar image forming equipment which steers two laser beams by one rotary polygonal mirror to a first and a second writing position defined on one or two photoconductive elements for thereby electrostatically forming latent images thereon. The first and second positions are set up to satisfy a particular condition.